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2024-11-22 - 14:22
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the highest latencies:
System rackcslot3.osadl.org (updated Fri Nov 22, 2024 00:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
811090rcu_preempt3-21ksoftirqd/021:56:400
81740rcu_preempt0-21swapper/119:11:431
81730rcu_preempt7786-21/usr/sbin/munin22:01:420
81720rcu_preempt0-21swapper/120:26:341
81700rcu_preempt19583-21idleruntime-cro00:16:181
81700rcu_preempt19191-21mailstats21:26:421
81700rcu_preempt0-21swapper/120:06:361
81700rcu_preempt0-21swapper/023:46:310
81700rcu_preempt0-21swapper/023:41:390
81700rcu_preempt0-21swapper/022:37:500
81690rcu_preempt2886-1kworker/0:0H00:32:070
81690rcu_preempt2253-21ssh21:52:411
81690rcu_preempt13101-21ssh00:03:551
81690rcu_preempt11891-21diskmemload23:16:281
81690rcu_preempt0-21swapper/123:00:261
81690rcu_preempt0-21swapper/123:00:261
81690rcu_preempt0-21swapper/100:25:251
81690rcu_preempt0-21swapper/023:04:430
81680rcu_preempt22153-21uname22:26:391
81680rcu_preempt16583-21ssh21:22:191
81680rcu_preempt0-21swapper/121:58:181
81670rcu_preempt16950-21sh21:23:220
81670rcu_preempt11891-21diskmemload21:16:321
81670rcu_preempt0-21swapper/123:56:421
81670rcu_preempt0-21swapper/123:55:061
81670rcu_preempt0-21swapper/120:53:351
81670rcu_preempt0-21swapper/023:32:320
81660rcu_preempt5531-21ssh22:54:001
81660rcu_preempt18484-21ssh21:26:320
81660rcu_preempt0-21swapper/123:30:351
81660rcu_preempt0-21swapper/122:03:141
81660rcu_preempt0-21swapper/100:44:581
81660rcu_preempt0-21swapper/100:40:221
81660rcu_preempt0-21swapper/022:45:350
81650rcu_preempt32527-21ssh23:40:431
81650rcu_preempt30278-21apt-get21:46:281
81650rcu_preempt29271-21/usr/sbin/munin20:16:401
81650rcu_preempt14231-21cpuspeed00:06:301
81650rcu_preempt0-21swapper/123:45:261
81650rcu_preempt0-21swapper/123:22:561
81650rcu_preempt0-21swapper/123:02:301
81650rcu_preempt0-21swapper/122:42:471
81650rcu_preempt0-21swapper/121:45:091
81650rcu_preempt0-21swapper/121:36:451
81650rcu_preempt0-21swapper/100:36:121
81650rcu_preempt0-21swapper/100:18:001
81650rcu_preempt0-21swapper/022:50:170
81650rcu_preempt0-21swapper/022:22:310
81650rcu_preempt0-21swapper/000:21:420
81640rcu_preempt0-21swapper/123:46:191
81640rcu_preempt0-21swapper/123:08:421
81640rcu_preempt0-21swapper/122:32:131
81640rcu_preempt0-21swapper/122:16:501
81640rcu_preempt0-21swapper/122:16:051
81640rcu_preempt0-21swapper/122:07:251
81640rcu_preempt0-21swapper/119:41:321
81640rcu_preempt0-21swapper/119:32:481
81640rcu_preempt0-21swapper/023:40:040
81640rcu_preempt0-21swapper/022:17:050
81630rcu_preempt27631-21ssh00:29:211
81630rcu_preempt0-21swapper/123:11:401
81630rcu_preempt0-21swapper/120:46:331
81630rcu_preempt0-21swapper/023:21:370
81630rcu_preempt0-21swapper/022:51:360
81630rcu_preempt0-21swapper/020:43:340
81630rcu_preempt0-21swapper/019:36:370
81620rcu_preempt20672-21ssh22:24:421
81620rcu_preempt0-21swapper/122:38:141
81620rcu_preempt0-21swapper/120:41:331
81620rcu_preempt0-21swapper/120:36:331
81620rcu_preempt0-21swapper/120:13:361
81620rcu_preempt0-21swapper/119:39:471
81620rcu_preempt0-21swapper/021:53:170
81620rcu_preempt0-21swapper/021:33:210
81620rcu_preempt0-21swapper/019:51:320
81610rcu_preempt5214-21ntpq20:46:390
81610rcu_preempt1919-21/usr/sbin/munin00:41:180
81610rcu_preempt14339-21sh19:16:311
81610rcu_preempt0-21swapper/123:35:401
81610rcu_preempt0-21swapper/122:50:301
81610rcu_preempt0-21swapper/023:54:130
81610rcu_preempt0-21swapper/022:11:370
81610rcu_preempt0-21swapper/020:51:370
81610rcu_preempt0-21swapper/019:56:320
81610rcu_preempt0-21swapper/000:20:340
81600rcu_preempt2809-21sendmail_mailqu20:36:400
81600rcu_preempt10289-21ps21:06:401
81600rcu_preempt0-21swapper/023:06:300
81590rcu_preempt21061-21apt23:21:180
81590rcu_preempt16275-21ps19:21:411
81590rcu_preempt0-21swapper/022:26:370
81590rcu_preempt0-21swapper/020:26:400
81580rcu_preempt25746-21diskstats20:01:311
81580rcu_preempt0-21swapper/121:34:351
81580rcu_preempt0-21swapper/121:12:211
81580rcu_preempt0-21swapper/019:46:400
81570rcu_preempt5819-21kworker/0:119:11:340
81570rcu_preempt0-21swapper/119:51:141
81570rcu_preempt0-21swapper/022:57:400
81570rcu_preempt0-21swapper/022:57:400
81560rcu_preempt8123-21munin-run21:01:180
81560rcu_preempt24441-21sed23:26:330
81560rcu_preempt0-21swapper/120:22:541
81560rcu_preempt0-21swapper/119:52:421
81560rcu_preempt0-21swapper/022:33:020
81560rcu_preempt0-21swapper/020:11:310
81550rcu_preempt0-21swapper/020:16:390
81550rcu_preempt0-21swapper/000:04:050
81540rcu_preempt0-21swapper/120:57:031
81540rcu_preempt0-21swapper/120:01:141
81540rcu_preempt0-21swapper/020:31:290
81540rcu_preempt0-21swapper/020:06:440
81540rcu_preempt0-21swapper/019:26:400
81540rcu_preempt0-21swapper/019:23:160
89950530irq/17-ehci_hcd27021-21basename21:41:170
81530rcu_preempt9375-21latency_hist21:06:170
81530rcu_preempt30448-21df_abs21:46:310
81530rcu_preempt0-21swapper/023:15:400
81530rcu_preempt0-21swapper/021:19:490
81530rcu_preempt0-21swapper/021:06:400
81530rcu_preempt0-21swapper/000:08:540
81520rcu_preempt12371-21munin-run22:11:180
81520rcu_preempt0-21swapper/019:16:420
81520rcu_preempt0-21swapper/000:44:100
14079995248cyclictest945-21usb-storage21:45:350
81510rcu_preempt0-21swapper/023:56:280
81510rcu_preempt0-21swapper/020:21:410
81510rcu_preempt0-21swapper/019:43:150
14079995148cyclictest945-21usb-storage00:26:360
81490rcu_preempt0-21swapper/000:12:240
14079994945cyclictest945-21usb-storage19:31:280
81480rcu_preempt26595-21sshd20:01:520
81470rcu_preempt0-21swapper/021:13:090
138250470irq/28-eth0-rx-0-21swapper/121:05:321
138250430irq/28-eth0-rx-0-21swapper/120:32:061
138250430irq/28-eth0-rx-0-21swapper/119:30:341
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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